"Good, now today I have something special planned. A Mistress often has more slaves and often likes when these slaves compete against each other. Today I have one of my other students with me and you are competing against each other. For every challenge the winner gets a point. At the end the one with more points gets a reward the other one a punishment, hahah, will be a lot of fun, for me. Make sure to give your very best!"
"So for the first challenge set a timer on 1 minute, grab your ruler and slap your balls. Count how many times you have slapped them. The one with more slaps gets the point. Show me how much you want the reward, hihi, 3 -2 -1 -lets goo"